VirtualBox

source: vbox/trunk/src/VBox/Runtime/common/asm/ASMXSave.asm@ 103795

Last change on this file since 103795 was 98103, checked in by vboxsync, 2 years ago

Copyright year updates by scm.

  • Property svn:eol-style set to native
  • Property svn:keywords set to Author Date Id Revision
File size: 2.3 KB
Line 
1; $Id: ASMXSave.asm 98103 2023-01-17 14:15:46Z vboxsync $
2;; @file
3; IPRT - ASMXSave().
4;
5
6;
7; Copyright (C) 2006-2023 Oracle and/or its affiliates.
8;
9; This file is part of VirtualBox base platform packages, as
10; available from https://www.virtualbox.org.
11;
12; This program is free software; you can redistribute it and/or
13; modify it under the terms of the GNU General Public License
14; as published by the Free Software Foundation, in version 3 of the
15; License.
16;
17; This program is distributed in the hope that it will be useful, but
18; WITHOUT ANY WARRANTY; without even the implied warranty of
19; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
20; General Public License for more details.
21;
22; You should have received a copy of the GNU General Public License
23; along with this program; if not, see <https://www.gnu.org/licenses>.
24;
25; The contents of this file may alternatively be used under the terms
26; of the Common Development and Distribution License Version 1.0
27; (CDDL), a copy of it is provided in the "COPYING.CDDL" file included
28; in the VirtualBox distribution, in which case the provisions of the
29; CDDL are applicable instead of those of the GPL.
30;
31; You may elect to license modified versions of this file under the
32; terms and conditions of either the GPL or the CDDL or both.
33;
34; SPDX-License-Identifier: GPL-3.0-only OR CDDL-1.0
35;
36
37;*******************************************************************************
38;* Header Files *
39;*******************************************************************************
40%define RT_ASM_WITH_SEH64
41%include "iprt/asmdefs.mac"
42
43BEGINCODE
44
45;;
46; Saves extended CPU state.
47; @param pXStateArea Pointer to the XSAVE state area.
48; msc=rcx, gcc=rdi, x86=[esp+4]
49; @param fComponents The 64-bit state component mask.
50; msc=rdx, gcc=rsi, x86=[esp+8]
51;
52RT_BEGINPROC ASMXSave
53SEH64_END_PROLOGUE
54%ifdef ASM_CALL64_MSC
55 mov eax, edx
56 shr rdx, 32
57 xsave [rcx]
58%elifdef ASM_CALL64_GCC
59 mov rdx, rsi
60 shr rdx, 32
61 mov eax, esi
62 xsave [rdi]
63%elifdef RT_ARCH_X86
64 mov ecx, [esp + 4]
65 mov eax, [esp + 8]
66 mov edx, [esp + 12]
67 xsave [ecx]
68%else
69 %error "Undefined arch?"
70%endif
71 ret
72ENDPROC ASMXSave
73
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